PERISYSTOLE
\pˌɛɹɪsˈɪstə͡ʊl], \pˌɛɹɪsˈɪstəʊl], \p_ˌɛ_ɹ_ɪ_s_ˈɪ_s_t_əʊ_l]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.